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Re: Error when building cross compiler
Denis Onischenko <denis.onischenko@gmail.com> writes:
>> What version of gcc are you using?
>
> I am trying to compile version 4.4.1. Host gcc has the same version.
>
>> Exactly how did you run the configure script?
>
> I run the configure script as follows:
> ../src/configure --build=x86_64-unknown-linux-gnu
> --host=x86_64-unknown-linux-gnu --target=powerpc64-unknown-linux-gnu
> --prefix=$(BUILDDIR)/cross-tools --disable-werror --disable-checking
> --with-sysroot=$(SYSROOT) --enable-languages=c,c++ --disable-multilib
> --disable-nls
>> The -B option tells gcc where to find passes, but it does not normally
>> tell the dynamic linker where to find shared libraries. ÂSomething is
>> causing the dynamic linker to think that it should use
>> /a/linux/.powerpc/gcc/obj/./gcc/libgcc_s.so.1 rather than
>> /lib/libgcc_s.so.1. ÂIs it possible that you have LD_LIBRARY_PATH set
>> in the environment?
>>
>
> No, I checked, LD_LIBRARY_PATH is not set in the environment.
>
> It seems that this error occurs when the host gcc has same version as
> version of compiled cross-gcc, because I have also tried the
> following:
> - compile sysroot cross compiler (x86_64 -> x86_64) version 4.5.
> - compile minimum linux system (including gcc) using that compiler
> - when in this new system I am trying to compile another cross
> compiler (x86_64->powerpc64) the same error is occurs, but caused by
> /bin/sh instead cc1, because bash was linked with same version of
> libgcc_s.so.1. As in the first case, the error occurs immediately
> after the appearance libgcc_s.so.1 in the obj/gcc directory.
>
> I've successfuly compiled cross-gcc by adding the -disable-shared
> option, but I would not want to abandon the shared gcc libraries
There is something peculiar going on, because a
x86_64-unknown-linux-gnu hosted compiler would not normally refer to
libgcc_s.so.1 at all. Even if it did, nothing would normally direct
the dynamic linker to look in the gcc build directory. Something is
wrong but I don't know what it is.
Ian